This high-gain circuit was found in an American publication from the 1990s. The circuit can use general purpose transistors and powered from a source or battery.
August 2017 - Mouser Electronics is offering a new range of Ohmite ceramic heat sinks. The new...
This circuit has adjustments for both the time the signal is at high and low levels. Inverter or...
This flasher circuit was found in Radio Electronics from the 90s. The circuit must be powered by a...